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Avenview 4x1 HDMI Switcher with IR and RS232 Control SW-HDM-4X1
NetworkAV™ H.264 HDMI® Transmitter over IP w/ POE & RS-232
Tripp Lite HDMI/DVI Over IP Transmitter & Receiver Extender Kit Audio/Video with RS-232 Serial and IR Control 1920 x - B160-101-HDSI - Audio & Video Cables - CDW.com